199374760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3019}}^1$

素因数の和:3170

約数の個数: 64

約数和(自身を含む): 487065600

約数和(自身を除く): 287690840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 254, 260, 508, 520, 635, 1016, 1270, 1651, 2540, 3019, 3302, 5080, 6038, 6604, 8255, 12076, 13208, 15095, 16510, 24152, 30190, 33020, 39247, 60380, 66040, 78494, 120760, 156988, 196235, 313976, 383413, 392470, 766826, 784940, 1533652, 1569880, 1917065, 3067304, 3834130, 4984369, 7668260, 9968738, 15336520, 19937476, 24921845, 39874952, 49843690, 99687380, 199374760]

約数ペア:

[(1, 199374760), (2, 99687380), (4, 49843690), (5, 39874952), (8, 24921845), (10, 19937476), (13, 15336520), (20, 9968738), (26, 7668260), (40, 4984369), (52, 3834130), (65, 3067304), (104, 1917065), (127, 1569880), (130, 1533652), (254, 784940), (260, 766826), (508, 392470), (520, 383413), (635, 313976), (1016, 196235), (1270, 156988), (1651, 120760), (2540, 78494), (3019, 66040), (3302, 60380), (5080, 39247), (6038, 33020), (6604, 30190), (8255, 24152), (12076, 16510), (13208, 15095)]